I hate to ask and sound stupid, but the drug or the basic chemical?
Answer:
The answers are Fluorine and Francium.
Explanation:
Fluorine has the highest affinity for electrons while Francium has the lowest affinity for electrons. This can be measured by the electronegativity of each one, where Fluorine is the most electronegative element. This can also be seen by the accommodation of elements in the periodic table.
Answer: they develop human like intelligence as time goes on
Explanation: